Zamot, Alberto L., Esther A. Torres, Henry González, and Manuel A. Marcial. “Presence of Tissue Transglutaminase IgA Antibody As a Celiac Disease Marker in a Sample of Patients With Irritable Bowel Syndrome”. Puerto Rico Health Sciences Journal 34, no. 1 (February 20, 2015). Accessed November 5, 2025. https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/901.